Directions: Use the numbers 1 through 9 at most one time each so that the product is as close to 50 as possible.

### Hint

### Hint

What whole numbers would you multiply to make it as close to 50 as possible?

Closest is defined as the absolute value of the difference between the product and 50.

Closest is defined as the absolute value of the difference between the product and 50.

### Answer

### Answer

The closest products found are 50.02 (6.1 x 8.2) from a student in Shannon Andrews‘ class as well as 49.98 (9.8 x 5.1) from a student in Lauren Giordano’s class.

Source: Robert Kaplinsky

A student found 9.8 x 5.1 = 49.98

Awesome! I updated the answer accordingly. Thanks for the heads up.

8.2*6.1

A quick Desmos graph to show some possible products.

https://www.desmos.com/calculator/ebumroskuv

That’s really cool, Rusty! Thanks for sharing that.

What about 7*7=49?

Can only use each number once!